CVE-2025-57432

CRITICAL

9.8

Description

Blackmagic Web Presenter version 3.3 exposes a Telnet service on port 9977 that accepts unauthenticated commands. This service allows remote attackers to manipulate stream settings, including changing video modes and possibly altering device functionality. No credentials or authentication mechanisms are required to interact with the Telnet interface.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published9/22/2025

Last Modified10/14/2025

Sourcenvd

Honeypot Sightings0

Affected Products

blackmagicdesign:web_presenter_4kblackmagicdesign:web_presenter_4k_firmwareblackmagicdesign:web_presenter_hdblackmagicdesign:web_presenter_hd_firmware

Weaknesses (CWE)

CWE-306

References

https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57432(cve@mitre.org)

https://www.blackmagicdesign.com/(cve@mitre.org)

https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57432(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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